Condition Assessment

Engineering Services

Our services include water and sewer planning and design, landfill expansions, infiltration and inflow studies, permitting, and construction, administration and inspection. We are proud of our past projects that are constructed in rivers and marine locations.

Trenchless Technology

Stephl Engineering LLC is a full-service engineering firm that specializes in trenchless technology consulting and engineering services. We are based in Anchorage, Alaska and have been providing quality engineering services to the state of Alaska since 1996.